Tamron sp 150 600mm f 5 6 3 di vc usd vs tamron 150 600mm f 5 6 3?

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From Tamron SP 150-600mm f/5-6.3 Di VC USD: Tamron SP 150-600mm f/5-6.3 Di VC USD: A zoom lens by Tamron for Full frame cameras, 150-600mm f/5-6.3. The first-generation version of the 150-600mm. Specs - Maker: Tamron - Focal length: 150-600mm (zoom) - Maximum aperture: f/5-6.3 (it gets darker as you zoom in) - Made for: Full frame sensors - Mounts: Canon EF, Nikon F - Stabilised: yes - Autofocus: yes What it frames like - On full frame (Canon EF, Nikon F): as marked, 150-600mm. ...

From Tamron SP 150-600mm f/5-6.3 Di VC USD G2: Tamron SP 150-600mm f/5-6.3 Di VC USD G2: A zoom lens by Tamron for Full frame cameras, 150-600mm f/5-6.3.

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